Merrionette Park, IL Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Merrionette Park, IL in one place.
Mostly cloudy. Low around 39, with temperatures rising to around 42 overnight. North northwest wind 10 to 15 mph, with gusts as high as 25 mph. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Merrionette Park, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Nov 6, 2026 3:31 AM CST.
The active forecast window currently covers Nov 6 to Nov 12, 2026 for Merrionette Park, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 12, 2026
- Latest sync
- Nov 6, 2026 3:31 AM CST
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Merrionette Park
Monday looks like the warmest upcoming period in Merrionette Park at 63 degrees F.
Friday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Overnight at about 10 to 15 mph NNW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 6, 2026 3:31 AM CST
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly sunny. High near 48, with temperatures falling to around 46 in the afternoon. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Partly cloudy, with a low around 34. Northwest wind 5 to 10 mph.
Mostly sunny, with a high near 51. West northwest wind around 5 mph, with gusts as high as 15 mph.
Mostly clear, with a low around 36. West southwest wind 5 to 10 mph.
Sunny, with a high near 59.
Mostly clear, with a low around 38.
Sunny, with a high near 63.
Mostly clear, with a low around 44.
Sunny, with a high near 61.
Mostly clear, with a low around 40.
Mostly sunny, with a high near 58.
Mostly cloudy, with a low around 42.
A slight chance of rain before noon. Partly sunny, with a high near 55.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Nov 6
|
Mostly Cloudy
|
39°F |
10 to 15 mph
NNW
|
|
Friday
Nov 6
|
Mostly Sunny
|
48°F |
10 to 15 mph
NNW
|
|
Friday Night
Nov 6
|
Partly Cloudy
|
34°F |
5 to 10 mph
NW
|
|
Saturday
Nov 7
|
Mostly Sunny
|
51°F |
5 mph
WNW
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
36°F |
5 to 10 mph
WSW
|
|
Sunday
Nov 8
|
Sunny
|
59°F |
10 mph
WSW
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
38°F |
0 to 5 mph
W
|
|
Monday
Nov 9
|
Sunny
|
63°F |
0 to 10 mph
SW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
44°F |
5 to 10 mph
WSW
|
|
Tuesday
Nov 10
|
Sunny
|
61°F |
5 mph
W
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
40°F |
0 mph
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
58°F |
0 to 5 mph
NNW
|
|
Wednesday Night
Nov 11
|
Mostly Cloudy
|
42°F |
5 mph
N
|
|
Thursday
Nov 12
|
Slight Chance Rain then Partly Sunny
|
55°F |
5 to 10 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Merrionette Park.